Table 2.
Performance of reported different enzymatic glucose electrodes.
| Electrode | Sensitivity | Linear Range | Limit of Detection | Ref. |
|---|---|---|---|---|
| Multiwalled carbon nanotubes, chitosan, platinum nanoparticles, glucose oxidase enzyme, methyltrimethoxysilane (MTOS) | 2.8 µA mM−1 | 1.2 µM−6 mM | 0.3 µM | [17] |
| Silver nanoparticles, carbon nanotubes, chitosan, glucose oxidase enzyme | 135.9 µA mM−1 | 0.5–50 µM | 0.1 µM | [18] |
| Carbon nanotubes, gold nanoparticles, chitosan, glucose oxidase enzyme | n/a | 6 µM–5 mM | 3 µM | [19] |
| Carbon-coated tin sulfide (C-SnS) nanoparticles, glucose oxidase enzyme | 439 nA mM−1 mm−2 | 0.03–0.7 mM | n/a | [20] |
| Multi-walled carbon nanotubes, chitosan, glucose oxidase enzyme | 4.7 ± 1.3 nA mM−1 mm−2 | 5–25 mM * | 1.4 mM | [21] |
| Water-based carbon ink formulations containing cobalt phthalocyanine (CoPC), glucose oxidase enzyme | 6 nA mM−1 | Up to 5 mM * | n/a | [25] |
| pHEMA enzyme membrane containing glucose oxidase |
3.3 nA mM−1 mm−2 | Up to 10 mM * | 75 µM | [26] |
| Carbon black–Prussian blue screen-printed electrode modified with glucose oxidase and cellulose nanocrystals | 57 ± 3 nA mM−1mm−2 | 0.1–2 mM | 4 µM | [27] |
| This work | 66.8 nA mM−1 mm−2 | Up to 3.8 mM * | 0.3 mM |
* Indicating glucose concentration in culture media.